TY - JOUR AU - M. I. Alekseenko TI - On the question of the unique solvability of a linear periodic boundary value problem JO - Differencialʹnye uravneniâ PY - 1973 SP - 203 EP - 210 VL - 9 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1973_9_2_a0/ LA - ru ID - DE_1973_9_2_a0 ER -